This specification covers corrugated sheet steel prepared for use as beams in highway guardrails.
AASHTO M 180-18 (2021) History
AASHTO M 180-23
$49.00 $99.00
AASHTO M 180-18 (2021)
$44.00 $89.00
AASHTO M 180-12 (2017)
$44.00 $89.00
More Standards PDF
AASHTO T 84-13 (2021)
$30.00 $61.00
AASHTO T 23-13
$25.00 $50.00
AASHTO T 59-13
$38.00 $76.00
AASHTO TP 99-13 (2015)
$48.00 $97.00








